Mastic Hedge Fund Appoints James O’Brien as Chief Executive

Mastic Investment Advisory AG, the Zug, Switzerland-based commodities hedge fund, appointedJames O’Brien as chief executive officer and chief risk officer.

O’Brien is a former colleague of Mastic Chief Investment Officer Kieran McKenna from Goldman Sachs Group Inc., according to a letter to investors obtained by Bloomberg News. O’Brien has since held senior trading roles at Cargill Inc., Lehman Brothers Holdings Inc. and Fortis Bank SA, the letter showed. The appointment was confirmed today by a Mastic official who asked not to be identified in line with company policy.

McKenna worked as a trader at Goldman from 1997 to 2004 before spells at Deutsche Bank AG, Citadel LLC, JPMorgan Chase & Co. and Credit Suisse Group AG.

The Mastic Commodity Fund lost 3.5 percent this year through August after a 21 percent return in 2012, according to the letter. It’s Sharpe ratio, a measure of risk-adjusted returns, is 1.55, according to the letter.

Mastic “is a discretionary oil and refined products fund that uses a combination of relative value, volatility trading and directional investment strategies,” the letter said.

To contact the reporter on this story: Matthew Brown in London at

To contact the editor responsible for this story: Lars Paulsson at

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